JPH0199445A - 非中断電源への逆パワーフローを阻止するためのバックアップ保護スイッチ - Google Patents
非中断電源への逆パワーフローを阻止するためのバックアップ保護スイッチInfo
- Publication number
- JPH0199445A JPH0199445A JP63235096A JP23509688A JPH0199445A JP H0199445 A JPH0199445 A JP H0199445A JP 63235096 A JP63235096 A JP 63235096A JP 23509688 A JP23509688 A JP 23509688A JP H0199445 A JPH0199445 A JP H0199445A
- Authority
- JP
- Japan
- Prior art keywords
- input
- energy
- flow
- disconnect switch
- detecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000903 blocking effect Effects 0.000 title 1
- 238000004804 winding Methods 0.000 claims description 20
- 239000004065 semiconductor Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims 2
- 238000002955 isolation Methods 0.000 abstract description 15
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- WABPQHHGFIMREM-AHCXROLUSA-N lead-203 Chemical compound [203Pb] WABPQHHGFIMREM-AHCXROLUSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stand-By Power Supply Arrangements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/099,041 US4763014A (en) | 1987-09-21 | 1987-09-21 | Backup protection switch to prevent reverse power flow in a UPS |
US099,041 | 1987-09-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0199445A true JPH0199445A (ja) | 1989-04-18 |
Family
ID=22272253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63235096A Pending JPH0199445A (ja) | 1987-09-21 | 1988-09-21 | 非中断電源への逆パワーフローを阻止するためのバックアップ保護スイッチ |
Country Status (9)
Country | Link |
---|---|
US (1) | US4763014A (fr) |
EP (1) | EP0309124B1 (fr) |
JP (1) | JPH0199445A (fr) |
KR (1) | KR890005947A (fr) |
AT (1) | ATE92216T1 (fr) |
AU (1) | AU585758B2 (fr) |
CA (1) | CA1304447C (fr) |
DE (1) | DE3882634T2 (fr) |
ES (1) | ES2041805T3 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017013991A1 (fr) * | 2015-07-21 | 2017-01-26 | 住友電気工業株式会社 | Unité d'alimentation électrique et procédé associé permettant une protection contre le retour de courant |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2614737B1 (fr) * | 1987-04-29 | 1989-06-09 | Cit Alcatel | Alimentation en energie electrique continue secourue avec une signalisation de l'etat de secours par inversion de polarite |
IT1215487B (it) * | 1987-05-14 | 1990-02-14 | Italtel Spa | Circuito per inibire ritorni di tensione e corrente sulla rete di distribuzione dell'energia elettrica, in una stazione di energia del tipo ad invertitori. |
US4876624A (en) * | 1988-07-13 | 1989-10-24 | Westinghouse Electric Corp. | Apparatus for detecting unsymmetrical bipolar waveforms |
JPH0233863A (ja) * | 1988-07-25 | 1990-02-05 | Fuji Electric Corp Res & Dev Ltd | 電池の回生保護装置 |
FR2658672B1 (fr) * | 1990-02-19 | 1992-06-19 | Serras Paulet Edouard | Procede et dispositif d'alimentation et de protection d'un appareil electronique, en particulier d'un appareil informatique. |
US5168436A (en) * | 1990-09-26 | 1992-12-01 | Allied-Signal Inc. | Uninterruptible power supply |
US5315533A (en) * | 1991-05-17 | 1994-05-24 | Best Power Technology, Inc. | Back-up uninterruptible power system |
JPH05137267A (ja) * | 1991-11-12 | 1993-06-01 | Dia Semikon Syst Kk | 電源装置 |
FR2686199A1 (fr) * | 1992-01-14 | 1993-07-16 | Bailly Daniel | Systeme de conversion d'energie electrique. |
EP0575607A1 (fr) * | 1992-01-14 | 1993-12-29 | JANIN, Paul | Systeme de conversion d'energie electrique dans un vehicule electrique |
US5592074A (en) * | 1992-06-26 | 1997-01-07 | Canon Kabushiki Kaisha | Battery power supply system |
DE4226458A1 (de) * | 1992-08-10 | 1994-02-17 | Siemens Ag | Schaltungsanordnung |
US5739595A (en) * | 1992-10-28 | 1998-04-14 | Alpha Technologies, Inc. | Apparatus and methods for generating an AC power signal for cable tv distribution systems |
US5642002A (en) * | 1993-10-29 | 1997-06-24 | Alpha Technologies | Apparatus and methods for generating uninterruptible AC power signals |
US5402059A (en) * | 1994-02-08 | 1995-03-28 | Ford Motor Company | Switching power supply operating at little or no load |
US5532525A (en) * | 1994-06-02 | 1996-07-02 | Albar, Inc. | Congeneration power system |
US5579197A (en) * | 1995-01-24 | 1996-11-26 | Best Power Technology, Incorporated | Backup power system and method |
US5602462A (en) * | 1995-02-21 | 1997-02-11 | Best Power Technology, Incorporated | Uninterruptible power system |
CA2168520C (fr) * | 1995-02-22 | 2003-04-08 | Fereydoun Mekanik | Circuit onduleur/chargeur pour sources d'alimentation secourue |
KR0149584B1 (ko) * | 1995-10-18 | 1999-04-15 | 김광호 | 전원전압 공급회로 |
US5784268A (en) * | 1996-09-20 | 1998-07-21 | General Signal Corporation | Inverter control for support of power factor corrected loads |
US5790391A (en) * | 1996-11-29 | 1998-08-04 | General Signal Corporation | Standby power system |
FR2791144B1 (fr) * | 1999-03-19 | 2001-11-30 | Sextant Avionique | Dispositif de surveillance de la circulation d'un courant sensiblement continu dans une charge et procede pour la mise en oeuvre de ce dispositif |
JP3452885B2 (ja) * | 2000-09-28 | 2003-10-06 | 株式会社エヌ・ティ・ティ・データ | 電流調整装置 |
EP1229634B1 (fr) * | 2001-01-31 | 2006-03-29 | Matsushita Electric Industrial Co., Ltd. | Appareil d'alimentation de puissance à découpage |
EP1659415B1 (fr) | 2004-11-22 | 2019-07-24 | Inventio AG | Essai d'intégrité d'un moyen d'isolation dans une alimentation électrique sans interruption |
SG122964A1 (en) * | 2004-11-22 | 2006-06-29 | Inventio Ag | Integrity testsing of isolation means in an uninterruptible power supply |
US20060126240A1 (en) * | 2004-12-10 | 2006-06-15 | Xantrex International | AC power backfeed protection based on voltage |
US7564148B2 (en) * | 2005-02-04 | 2009-07-21 | Libert Corporation | UPS having a dual-use boost converter |
TWI332746B (en) * | 2006-04-17 | 2010-11-01 | Delta Electronics Inc | Low cost, low power loss ups device |
KR100805632B1 (ko) * | 2006-08-24 | 2008-02-20 | 주식회사 케이티 | Ups 독립제어 고속절환장치, 이를 이용한전원공급시스템 및 그 독립제어 고속절환방법 |
US7622912B1 (en) * | 2008-06-10 | 2009-11-24 | Sunpower Corporation | Method for enabling monitoring of power consumption |
US8575779B2 (en) * | 2010-02-18 | 2013-11-05 | Alpha Technologies Inc. | Ferroresonant transformer for use in uninterruptible power supplies |
AU2012207388B2 (en) | 2011-01-23 | 2016-05-19 | Alpha Technologies Services, Inc. | Uninterruptible power supplies for use in a distributed network |
CA2825483C (fr) | 2011-01-23 | 2019-11-12 | Alpha Technologies Inc. | Systemes et procede de commutation pour alimentation electrique non interruptible |
US20130049843A1 (en) * | 2011-08-26 | 2013-02-28 | Mari Curbelo Alvaro Jorge | Reverse conduction mode self turn-off gate driver |
US9234916B2 (en) | 2012-05-11 | 2016-01-12 | Alpha Technologies Inc. | Status monitoring cables for generators |
EP2875565A4 (fr) | 2012-07-20 | 2016-03-23 | Active Power Inc | Appareil et procédés pour retourner une détection exécutée dans des systèmes électriques ininterruptibles et un contrôle exécuté sur des systèmes électriques ininterruptibles |
US10224742B2 (en) | 2015-01-18 | 2019-03-05 | Powerpath Technologies Incorporated | High efficiency uninterruptible power supply with near loss-less ultrafast electromechanical switching |
AU2016321418A1 (en) | 2015-09-13 | 2018-04-05 | Alpha Technologies Services, Inc. | Power control systems and methods |
US10381867B1 (en) | 2015-10-16 | 2019-08-13 | Alpha Technologeis Services, Inc. | Ferroresonant transformer systems and methods with selectable input and output voltages for use in uninterruptible power supplies |
EP3652604A4 (fr) | 2017-07-14 | 2021-03-17 | Alpha Technologies Services, Inc. | Systèmes et procédés d'alimentation en courant alternatif à régulation de tension |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1765270B2 (de) * | 1968-04-26 | 1972-07-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum unterbrechungsfreien umschalten eines verbrauchers von einem stromversorgungsaggregat auf ein bereitschaftsnetz oder ersatzaggregat |
US3614461A (en) * | 1969-08-11 | 1971-10-19 | Gen Electric Canada | Circuit for keeping the frequency of an inverter synchronized with the frequency of another source |
CH497805A (de) * | 1969-10-09 | 1970-10-15 | Agie Ag Ind Elektronik | Verfahren und Vorrichtung zum schnellen Umschalten mindestens eines Wechselstromverbrauchers von einer Spannungsquelle oder Stromquelle auf eine andere Spannungsquelle oder Stromquelle beim Auftreten eines Fehlers in der mit dem Verbraucher verbundenen Quelle |
US3971957A (en) * | 1975-05-30 | 1976-07-27 | Hase A M | Electrical load transfer control system |
US4104539A (en) * | 1976-04-05 | 1978-08-01 | Hase A M | Parallel redundant and load sharing regulated AC system |
FR2513031B1 (fr) * | 1981-09-17 | 1986-01-24 | Fontaine Ets Pierre | Perfectionnements apportes aux procedes et aux dispositifs d'alimentation electrique alternative d'une charge, sans discontinuite du signal alternatif |
US4400624A (en) * | 1982-04-29 | 1983-08-23 | Bell Telephone Laboratories, Incorporated | Uninterruptible power supplies |
JPS6043094A (ja) * | 1983-08-17 | 1985-03-07 | Mitsubishi Electric Corp | エレベ−タの故障時運転装置 |
US4598330A (en) * | 1984-10-31 | 1986-07-01 | International Business Machines Corporation | High power direct current switching circuit |
US4673825A (en) * | 1985-02-15 | 1987-06-16 | Exide Electronics Corporation | Uninterruptible power supply with isolated bypass winding |
-
1987
- 1987-09-21 US US07/099,041 patent/US4763014A/en not_active Expired - Lifetime
-
1988
- 1988-09-09 DE DE88308333T patent/DE3882634T2/de not_active Expired - Fee Related
- 1988-09-09 EP EP88308333A patent/EP0309124B1/fr not_active Expired - Lifetime
- 1988-09-09 AT AT88308333T patent/ATE92216T1/de not_active IP Right Cessation
- 1988-09-09 ES ES198888308333T patent/ES2041805T3/es not_active Expired - Lifetime
- 1988-09-20 AU AU22416/88A patent/AU585758B2/en not_active Ceased
- 1988-09-20 KR KR1019880012148A patent/KR890005947A/ko not_active Application Discontinuation
- 1988-09-20 CA CA000577864A patent/CA1304447C/fr not_active Expired - Fee Related
- 1988-09-21 JP JP63235096A patent/JPH0199445A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017013991A1 (fr) * | 2015-07-21 | 2017-01-26 | 住友電気工業株式会社 | Unité d'alimentation électrique et procédé associé permettant une protection contre le retour de courant |
JP2017028814A (ja) * | 2015-07-21 | 2017-02-02 | 住友電気工業株式会社 | 電源装置及びそのバックフィード保護方法 |
Also Published As
Publication number | Publication date |
---|---|
DE3882634T2 (de) | 1993-11-11 |
AU2241688A (en) | 1989-03-23 |
DE3882634D1 (de) | 1993-09-02 |
EP0309124A2 (fr) | 1989-03-29 |
US4763014A (en) | 1988-08-09 |
KR890005947A (ko) | 1989-05-17 |
ATE92216T1 (de) | 1993-08-15 |
EP0309124A3 (en) | 1990-02-28 |
EP0309124B1 (fr) | 1993-07-28 |
ES2041805T3 (es) | 1993-12-01 |
AU585758B2 (en) | 1989-06-22 |
CA1304447C (fr) | 1992-06-30 |
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